Plating compound.



(lit le ED STATEEl Pi (lid u. Tums, OF CHICAUU, limo Ulla.

lF-LATE Ntl (39M M i1 No. 838,1d8. Specification of Letters Eaten't.

Application filed March 8, 1906. Serial l lo. 86 L892.

Patented Dec. 11, 12.906.

To of; 12 mm it hut-y mmxicrn:

Be it known that I, Guess? H. Tunas, a citizen of the United States, and a resid out of Chicago, Cook county, llliuois, have invenb ed certain improvements in Plating Ccmthen take sixteen parts, by Weight towhich Ci add three and one-half parts, by weight," of salommoiiiac, and these ingredients are also triturated to dry powdered or cciumiuuled condition. cud constitute the improved slat so pounds, of which the following is a specifics ing compound, which may he "pacified tiou. able Wood or other containers (not of This invention relates to certain improvis for use. ments in that lass of compounds which are in the use of the improved plating co1un especially desi ned and adapted for employpound for plating brass the article to ment in plating metal articles, and has for plated is first cleansed from grease er the its object to provide e compound of this geulike by being Washed over with. I eral character of a comparatively simple and composed of one part of salt, one inexpensive nature which shall be adapted gar, a11d two parts of Water, after which [5 for ready and convenient use for imparting; a dry plating compound is rubbed over 7* substantial bright plate to metallic articles cleansed surface of the article for plating the Without the necessity of employing a platingsame. .Usually for such platine it is neces bath, whereby the compound is particularly sary to apply about tlu'eo coats of the plat ng Well adapted for household and similar use compound to the sur. .ce, taking care to for plating faucets and similar articles of thoroughly cleanse the a d'JlQ after com, 7 brass and iron. and to allow sufficient intervals between the {lhe invention consists in a certaii 1 operations for the compound to set combination of .tlie ingredients oi t. I the siu'iaoe; but when the improved proved plating compound whereby the l 'o-iuud is orcperl'y applied. it imparts a is capable of being prepared in a simple 5. l iiid durable plating to the crass aud inexpensive manner in powdered or commi- E 3 easou of its inexpensive composition and muted solid form aud'is adapted for couvenaul convenience of application is espeientapplicatiou to the articles to he plated cially Well adapted tor household use for plat- Without requiring the employment of a bath ii g; brass faucets and similar articles. 0 as is ordinarily required for such Work, all as lhe improved coinpouudis also'well adapt- 85 will. be hereinafter full set fortlned 'for usein plating iron, and whenemployed The novel features 0 the invention will be for purpose the mode of application carefully defined in the claims. above des *berl lcllowel,except that in In preparing my improved plating comlieu oi the Sn. L and vinegar cl arising solution 5 pound 1 take of powdered or couiminuted themetal to lie eluted-is lirsecleansed with o tin three and one-half parts, of powdered or muriati-c acid before application of the i111- com ninutedlead four and one-halfparts, proved plating compound and of mercury eight parts, by eight, and liro'iu the shove desci ion is will. he'seen these ingredients I triturat-e in a mortar or that the improved plat compound is of an otherwise to form-an amalgam-oi a dry and extremely simple expensive nature 95 friable nature. 111 certain. cases 1 have disand is capable Oi and convenient use covered. that either by reason of in'ipurities for fun; rtiog a bright and durable plate to in the conmiercial mercury or by reason of articles brass and iron, and it will also be lack of impurities therein or from other obvious from the description that the 5 causes a dry friable amalgam is not obtain improved compound is capable or some ice able from these ingredients, and in such modification without material departure cases I add to the mass in the mortar a suitruin the principles and s 'ri'r, of TH: inveneble proportion of. antimony, which may tiou, and for this r soi. l not: G-Sll'i) o ho vary rro'm a mere trace to a proportion of 1 umlerstccd limiting 5c about one-half ounce to about eight pound l of the three first-mentioned ingredients, and the addition of the antimony in such suitable proportions imparts the desired dry iria ble character to the resultant amalgam. g Of the friable amalgam thus produced I l ([0 'cx'ibed consisting of a dry comminuted or signed my name, at Chicago, Illinois, this 6th 1. ble substance contannng in], lead, merday of March, 1906, In the presence 01' two 10 cury and sal-amm0nmc. subscnbmg xvi';' .-esscs.

The improved plating mmpound herein a! PE P H. 'i IME. 5 doscnbed conslstmg of a dry commmuted 01 J h H J fr able substance composed of tin, lead, mor- "Witnesss: (fury, su1-znnm0n1ac and antlmony. J. D. OAPMNGER, 1n testlmony whereof I have hereunto '1. 81 530111. 

